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CVE-2020-18395

Estado: ModificadaAlta (7.5)—

A NULL-pointer deference issue was discovered in GNU_gama::set() in ellipsoid.h in Gama 2.04 which can lead to a denial of service (DOS) via segment faults caused by crafted inputs.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

GNU — Gama

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-18395",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
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          "privilegesRequired": "NONE",
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        "impactScore": 3.6,
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  "affected": [
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  "published": "2021-05-28T21:15:08.297",
  "references": [
    {
      "url": "http://lists.gnu.org/archive/html/bug-gama/2019-04/msg00001.html",
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        "Mailing List",
        "Vendor Advisory"
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          "value": "CWE-476"
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      "lang": "en",
      "value": "A NULL-pointer deference issue was discovered in GNU_gama::set() in ellipsoid.h in Gama 2.04 which can lead to a denial of service (DOS) via segment faults caused by crafted inputs."
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      "value": "Se detectó un problema de desreferencia del puntero NULL en la función GNU_gama::set() en el archivo ellipsoid.h en Gama versión 2.04, que puede conllevar a una denegación de servicio (DOS) por medio de fallo de segmento causadas por entradas diseñadas"
    }
  ],
  "lastModified": "2026-06-17T02:59:17.607",
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